DE50313296D1 - Aufarbeitung von reaktionsausträgen aus phosgenierreaktoren - Google Patents
Aufarbeitung von reaktionsausträgen aus phosgenierreaktorenInfo
- Publication number
- DE50313296D1 DE50313296D1 DE50313296T DE50313296T DE50313296D1 DE 50313296 D1 DE50313296 D1 DE 50313296D1 DE 50313296 T DE50313296 T DE 50313296T DE 50313296 T DE50313296 T DE 50313296T DE 50313296 D1 DE50313296 D1 DE 50313296D1
- Authority
- DE
- Germany
- Prior art keywords
- phosgenating
- reactors
- reproduction
- reactions
- suspension
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/06—Evaporators with vertical tubes
- B01D1/065—Evaporators with vertical tubes by film evaporating
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/18—Separation; Purification; Stabilisation; Use of additives
- C07C263/20—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Ticket-Dispensing Machines (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50313296T DE50313296D1 (de) | 2002-09-27 | 2003-09-18 | Aufarbeitung von reaktionsausträgen aus phosgenierreaktoren |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10245584A DE10245584A1 (de) | 2002-09-27 | 2002-09-27 | Aufarbeitung von Reaktionsausträgen aus Phosgenierreaktoren |
PCT/EP2003/010381 WO2004031132A1 (de) | 2002-09-27 | 2003-09-18 | Aufarbeitung von reaktionsausträgen aus phosgenierreaktoren |
DE50313296T DE50313296D1 (de) | 2002-09-27 | 2003-09-18 | Aufarbeitung von reaktionsausträgen aus phosgenierreaktoren |
Publications (1)
Publication Number | Publication Date |
---|---|
DE50313296D1 true DE50313296D1 (de) | 2011-01-13 |
Family
ID=31984279
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10245584A Withdrawn DE10245584A1 (de) | 2002-09-27 | 2002-09-27 | Aufarbeitung von Reaktionsausträgen aus Phosgenierreaktoren |
DE50313296T Expired - Lifetime DE50313296D1 (de) | 2002-09-27 | 2003-09-18 | Aufarbeitung von reaktionsausträgen aus phosgenierreaktoren |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10245584A Withdrawn DE10245584A1 (de) | 2002-09-27 | 2002-09-27 | Aufarbeitung von Reaktionsausträgen aus Phosgenierreaktoren |
Country Status (9)
Country | Link |
---|---|
US (1) | US7592479B2 (de) |
EP (1) | EP1546091B1 (de) |
JP (1) | JP4212556B2 (de) |
KR (1) | KR101004305B1 (de) |
CN (1) | CN1305841C (de) |
AT (1) | ATE490235T1 (de) |
AU (1) | AU2003277868A1 (de) |
DE (2) | DE10245584A1 (de) |
WO (1) | WO2004031132A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10260092A1 (de) | 2002-12-19 | 2004-07-01 | Basf Ag | Verfahren zur Reinigung von Isocyanaten |
JP4938007B2 (ja) * | 2005-05-30 | 2012-05-23 | ハンツマン・インターナショナル・エルエルシー | ジフェニルメタン系ポリイソシアネートの製造法 |
EP2014641A3 (de) * | 2007-06-06 | 2009-03-18 | Huntsman International Llc | Verfahren zur Herstellung von Mischungen aus Diphenylmethandiisocyanaten und Polyphenylpolymethylenpolyisocyanaten |
EP2559658A1 (de) * | 2011-08-19 | 2013-02-20 | Huntsman International LLC | Verfahren zum Trennen von Phosgen und Chlorwasserstoff aus einem Flüssigkeitsstrom mit Phosgen und Chlorwasserstoff |
EP2828235B1 (de) | 2012-03-19 | 2017-11-22 | Covestro Deutschland AG | Verfahren zur herstellung von isocyanaten |
CN103673412A (zh) * | 2013-12-13 | 2014-03-26 | 上海热泰能源技术有限公司 | 双级降膜式蒸发器 |
HUE037053T2 (hu) | 2014-03-27 | 2018-08-28 | Covestro Deutschland Ag | Eljárás izocianátok elõállítására |
EP3313815B1 (de) | 2015-06-29 | 2019-07-31 | Covestro Deutschland AG | Verfahren zur bereitstellung von chlorwasserstoff für chemische umsetzungen |
PT3352896T (pt) | 2015-09-24 | 2020-01-20 | Covestro Deutschland Ag | Método de produção de isocianatos |
EP3370842B1 (de) | 2015-11-02 | 2020-04-01 | Covestro Deutschland AG | Destillationskolonne und ihre anwendung in der reinigung von isocyanaten |
FR3049950B1 (fr) * | 2016-04-07 | 2020-09-25 | Vencorex France | Procede de preparation des xylylene diisocyanates xdi |
WO2021122625A1 (de) | 2019-12-18 | 2021-06-24 | Covestro Deutschland Ag | Verfahren zur herstellung von di- und polyisocyanaten der diphenylmethanreihe |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3140305A (en) | 1962-12-17 | 1964-07-07 | Fmc Corp | Preparation of diisocyanates |
US3219678A (en) * | 1963-02-28 | 1965-11-23 | Olin Mathieson | Process for reducing the hydrolyzable chlorine content of organic isocyanates |
BE755243Q (fr) * | 1965-07-08 | 1971-02-01 | Upjohn Co | Procedes de fabrication d'isocyanates et de polyisocyanates |
FR1487546A (fr) | 1965-07-08 | 1967-07-07 | Upjohn Co | Procédés de fabrication d'isocyanates et de polyisocyanates |
FR1495259A (de) | 1965-09-28 | 1967-12-18 | ||
US3892634A (en) * | 1973-02-20 | 1975-07-01 | Upjohn Co | Separation of 2,4{40 {0 and 4,4{40 {0 methylene bis(phenyl isocyanate) from polymethylene polyphenyl polyisocyanates |
RO61695A2 (de) | 1973-09-12 | 1976-12-15 | ||
US4118286A (en) * | 1974-09-25 | 1978-10-03 | Texaco Development Corp. | Process for reducing the acidity of organic polymeric isocyanates |
US5962728A (en) | 1997-10-31 | 1999-10-05 | Arco Chemical Technology, L.P. | Isocyanate residue purification |
-
2002
- 2002-09-27 DE DE10245584A patent/DE10245584A1/de not_active Withdrawn
-
2003
- 2003-09-18 KR KR1020057005190A patent/KR101004305B1/ko not_active IP Right Cessation
- 2003-09-18 DE DE50313296T patent/DE50313296D1/de not_active Expired - Lifetime
- 2003-09-18 AT AT03769284T patent/ATE490235T1/de active
- 2003-09-18 EP EP03769284A patent/EP1546091B1/de not_active Expired - Lifetime
- 2003-09-18 WO PCT/EP2003/010381 patent/WO2004031132A1/de active Application Filing
- 2003-09-18 AU AU2003277868A patent/AU2003277868A1/en not_active Abandoned
- 2003-09-18 CN CNB038228378A patent/CN1305841C/zh not_active Expired - Fee Related
- 2003-09-18 JP JP2004540644A patent/JP4212556B2/ja not_active Expired - Fee Related
- 2003-09-18 US US10/529,182 patent/US7592479B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4212556B2 (ja) | 2009-01-21 |
AU2003277868A1 (en) | 2004-04-23 |
US20060052629A1 (en) | 2006-03-09 |
CN1305841C (zh) | 2007-03-21 |
KR101004305B1 (ko) | 2010-12-28 |
KR20050084594A (ko) | 2005-08-26 |
EP1546091B1 (de) | 2010-12-01 |
ATE490235T1 (de) | 2010-12-15 |
JP2006500425A (ja) | 2006-01-05 |
US7592479B2 (en) | 2009-09-22 |
DE10245584A1 (de) | 2004-04-08 |
WO2004031132A1 (de) | 2004-04-15 |
CN1684942A (zh) | 2005-10-19 |
EP1546091A1 (de) | 2005-06-29 |
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